Saturday, September 12: Sunny skies over Paris, Lille, Lyon and Marseille

High pressure to the west, ridge near Marseille

On Saturday, September 12, a high-pressure system is expected to move across the region toward the southwest from overnight through the evening in Paris and Lille, while it is expected to remain nearly stationary in Lyon and a ridge is expected to be located near Marseille. Expected high temperatures are 25°C in Paris, 23°C in Lille, 26°C in Lyon and 27°C in Marseille, with lows of 16°C, 13°C, 14°C and 17°C, respectively. The probability of precipitation remains at 10% in all four cities.

Temperatures at 6 a.m. and 9 a.m.

At 6 a.m., skies are sunny in Paris (16°C) and Lille (14°C), and clear in Lyon (15°C) and Marseille (17°C). Relative humidity reaches 86% in Paris and 94% in Lille. The probability of precipitation at 6 a.m. is 10% in Paris, Lille and Marseille, compared with 0% in Lyon. At 9 a.m., temperatures are 17°C in Paris and 15°C in Lille under sunny skies, and 16°C in Lyon and 20°C in Marseille under clear skies, with relative humidity of 79% in Paris and 88% in Lille. The probability of precipitation at 9 a.m. is 10% in Paris and Lille, compared with 0% in Lyon and Marseille.

Temperatures at 3 p.m. and 9 p.m.

At 3 p.m., skies are clear in Paris (24°C), Lyon (26°C) and Marseille (26°C), while they remain sunny in Lille (23°C), with relative humidity of 41% in Paris and 51% in Lille. At 9 p.m., temperatures are 22°C in Paris, 19°C in Lille, 22°C in Lyon and 22°C in Marseille, with relative humidity of 49% in Paris and 72% in Lille. The probability of precipitation at 9 p.m. remains at 10% in Lille, compared with 0% in Paris, Lyon and Marseille.